Add 12/4 and 80/25
1st number: 3 0/4, 2nd number: 3 5/25
12/4 + 80/25 is 31/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 25 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 4 × 25 = 100,
12/4 = 12 × 25/4 × 25 = 300/100 - Likewise, for the 2nd fraction, since 25 × 4 = 100,
80/25 = 80 × 4/25 × 4 = 320/100 - Add the two like fractions:
300/100 + 320/100 = 300 + 320/100 = 620/100 - 620/100 simplified gives 31/5
- So, 12/4 + 80/25 = 31/5
In mixed form: 61/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/4+80/25 12/8+80/25 12/4+80/50 36/4+80/25 12/4+80/75 60/4+80/25 12/20+80/25 84/4+80/25 12/28+80/25